publics/dchest__captcha @ e3eb22480f6e652f321e379501124c5c62318fc2

Dmitry Chestnykh 8f4b20120f First version of audio captcha.		%!s(int64=14) %!d(string=hai) anos
..
audio	8f4b20120f First version of audio captcha.	%!s(int64=14) %!d(string=hai) anos
image	3586f91d74 Move image generation test program to cmd/image.	%!s(int64=14) %!d(string=hai) anos